/*
 * Copyright (C) 2011 INFORMATION SERVICES INTERNATIONAL - DENTSU, LTD. All Rights Reserved.
 * 
 * Unless you have purchased a commercial license,
 * the following license terms apply:
 * 
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 * 
 * You should have received a copy of the GNU Affero General Public License
 * along with this program. If not, see <https://www.gnu.org/licenses/>.
 */

package org.iplass.mtp.webapi.permission;

import java.util.Map;

import org.iplass.mtp.command.RequestContext;

/**
 * RequestContextベースのWebAPIParameterの実装。
 *
 * @author Y.Fukuda
 *
 */
public class RequestContextWebApiParameter implements WebApiParameter {

	private RequestContext request;
	private Map<String, Object> additionalParams;

	public RequestContextWebApiParameter(RequestContext request) {
		this.request = request;
	}

	public RequestContextWebApiParameter(RequestContext request, Map<String, Object> additionalParams) {
		this.request = request;
		this.additionalParams = additionalParams;
	}
	
	@Override
	public Object getValue(String name) {
		if (additionalParams != null) {
			Object val = additionalParams.get(name);
			if (val != null) {
				return val;
			}
		}
		
		return request.getParam(name);
	}

}
